1.rigid/ stiff/ unchanged/ little change 僵硬的，一成不变的
2.significant/ enormous/ dramatic/ tremendous/ appreciably!remarkable/ crucial 巨大的，明显的，程度大的/ substantial
3.approximately 将近-nearly, almost
4.proportion/ percentage 比例
涉及，卷入，参与5.be involved (in)/ involve in/ involvement [n.]
6. given/ considering,in regard to/ despite/ although 有鉴于，考虑
7.fortune/ destiny/ chances 命运，机会
8.deplete开采完，耗尽/exhaust -exhaust emission(尾气)排放exploit
9.complex错综复杂的/ complicated/ sophisticated老奸巨滑的，复杂的

10.capacity能力，容量/ competence(竞争)能力/ability 能力 (笼统的)
11.确保，保障: Secure-security/ ensure (insure)/ guarantee 押金
12.solely/ merely/ only 仅仅
13.系列/ a great variety of 花样，品种/ a great rang of13. a vast array of
14.pesticide 杀虫/suicide 自杀/ homicide/ murder 杀人
15.believe/ assume (responsibility)/ suppose 认为，假设
16.授权，委托: authorize/ commission佣金/entitle 头衔 +ment =right 权利
17.purchase/ buy 购买
18.ethnic种族的/ ethic 伦理，道德的 + s =[n]
19. modify/ change [v] shift work 轮班工作[n]
20.insight / knowledge/ learning/ understanding/ knowing 洞察，了解
21.constrain 拘泥，限制/ restrict 限制/ limit
22.circumstance 环境(社会) / surroundings/ environment环境(环 保)背景background/ settings 后台，布景/ context 上下文(文章中)
23.notorious 臭名昭著的/fragrant 香的
24.移民: immigrant(进来)/ emigrant(出去)/migrant
25.兴旺，繁荣prosperous/ thriving/ booming(人口，行业)/ flourishing
26神圣的: divine/ heavenly/ holy/ sacred
27.有毒的: poisonous/ toxic(in-,non- 无毒的)
28.致命的: deadly/ fatal/ lethal/ mortal
29.类似于: look like/ resemble
30.chronic 长期的,慢性的- long-term 长期的
31.网恋: virtual love/ cyber love网吧:cyber
32.网友:on-line/net/ cyber friend上网(聊天) :chat on line/ go on-linecafe
33.evolve-evolution 进化/ revolute-revolution 革命/involve-involution 卷入，涉及
34.indicator/ predictor 预测器
35.indicate/ demonstrate/ display/ exhibit表达，显示 /betray 出卖
36.therapist/ expert/ specialist 专家
37.优点，长处，美德: advantage/ merit/ virtue/ length